MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Acid deposition
A complex chemical and atmospheric phenomenon that occurs when emissions of sulfur and nitrogen compounds and other substances are transformed by chemical processes in the atmosphere and then deposited on earth in either wet or dry form…
Read the definitionRandom terms
Show more- Fluorouracil A much-used anticancer drug that belongs to the family of drugs called antimetabolites. Full name…
- Second degree burn See: Burn, second degree
- Urethroscope A device for examining the inside of the urethra
- Diabetic ketoacidosis High blood glucose with the presence of ketones in the urine and bloodstream, often caused by taking too…
- Deformation A setting of limits; a boundary; marking the limits of, delimiting; setting apart, separating. The word…
- Mycelia An array of fungal filaments which was thought to resemble a display of decorative nails. From the Greek…
- Smallpox vaccine A vaccine containing a live virus called vaccinia used to prevent smallpox. The vaccine does not contain the…
- Tibia vara Improper growth of the tibia in the leg, causing bowlegs or other leg problems. The tibia may bow anteriorly…
- Ricketts, Howard T. American pathologist and pioneering infectious disease expert (1871-1910) who was the first to establish the…
- Lamina A plate or layer. For example, the lamina arcus vertebrae, usually just called the lamina, are plates of bone…
- Neuron-specific enolase (NSE) Neuron-specific enolase (NSE) is a substance that has been detected in patients with certain tumors, namely…
- Ectodermal dysplasia A genetic disorder in which there is abnormal development of the skin and associated structures (the hair…